Sep 21 08:13:20.438 INFO checking json_flex-0.3.2 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 08:13:20.438 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 08:13:20.438 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 08:13:20.645 INFO blam! e4b93f5c459e1ee07375658cfc63166412be6d69714e0bd1ee70873d899c14ee
Sep 21 08:13:20.647 INFO running `"docker" "start" "-a" "e4b93f5c459e1ee07375658cfc63166412be6d69714e0bd1ee70873d899c14ee"`
Sep 21 08:13:21.493 INFO kablam! usermod: no changes
Sep 21 08:13:21.536 INFO kablam!     Checking json_flex v0.3.2 (/source)
Sep 21 08:13:21.948 INFO kablam! warning: unused import: `std::fs::File`
Sep 21 08:13:21.948 INFO kablam!  --> src/test.rs:4:5
Sep 21 08:13:21.948 INFO kablam!   |
Sep 21 08:13:21.948 INFO kablam! 4 | use std::fs::File;
Sep 21 08:13:21.948 INFO kablam!   |     ^^^^^^^^^^^^^
Sep 21 08:13:21.948 INFO kablam!   |
Sep 21 08:13:21.948 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 08:13:21.948 INFO kablam! 
Sep 21 08:13:21.948 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 21 08:13:21.948 INFO kablam!  --> src/test.rs:5:5
Sep 21 08:13:21.949 INFO kablam!   |
Sep 21 08:13:21.949 INFO kablam! 5 | use std::io::prelude::*;
Sep 21 08:13:21.949 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 21 08:13:21.949 INFO kablam! 
Sep 21 08:13:22.983 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Sep 21 08:13:22.986 INFO kablam! su: No module specific data is present
Sep 21 08:13:23.562 INFO running `"docker" "rm" "-f" "e4b93f5c459e1ee07375658cfc63166412be6d69714e0bd1ee70873d899c14ee"`
Sep 21 08:13:23.659 INFO blam! e4b93f5c459e1ee07375658cfc63166412be6d69714e0bd1ee70873d899c14ee